1）、 in the time period set in the end sign-off time from work as the extension; 2）、the staff scheduling - set up inside the selected employee time and attendance calculation of overtime; 3）、in the calculation of attendance rules ─ ─ attendance inside, check the work × × minute postscript to work overtime. This setting, the system automatically when the statistical report of the work will begin to staff sign-off time attendance record for the overtime.